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Finding the Fourth Proportional to 497,350.35, 746,246.04 and 260,636.76

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Solution

The fourth proportional to 497,350.35, 746,246.04 and 260,636.76 is: 391,070.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    497,350.35 : 746,246.04 = 260,636.76 : x
  2. Step 2: Convert to fraction form
    497,350.35/746,246.04 = 260,636.76/x
  3. Step 3: Cross multiply
    497,350.35x = 746,246.04 × 260,636.76
  4. Step 4: Simplify right side
    497,350.35x = 194,499,150,028.43
  5. Step 5: Solve for x
    x = 194,499,150,028.43/497,350.35
  6. Step 6: Final answer
    x = 391,070.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.